content: /*
   * Copyright 2015-2017 David Karnok
   *
   * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in
   * compliance with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software distributed under the License is
   * distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See
   * the License for the specific language governing permissions and limitations under the License.
   */
  
  package hu.akarnokd.queue;
  
  import org.junit.*;
  
  public class SpscLongLinkedArrayQueueTest {
      @Test
      public void triggerGrowth() {
          SpscLongLinkedArrayQueue q = new SpscLongLinkedArrayQueue(16);
  
          boolean[] b = new boolean[1];
  
          for (int j = 0; j < 3; j++) {
  
              for (int i = 0; i < 31; i++) {
                  Assert.assertTrue(q.offer(i));
              }
  
              for (int i = 0; i < 31; i++) {
                  Assert.assertEquals(i, q.peek(b));
                  Assert.assertTrue(b[0]);
                  Assert.assertEquals(i, q.poll(b));
                  Assert.assertTrue(b[0]);
              }
  
              Assert.assertEquals(0, q.peek(b));
              Assert.assertFalse(b[0]);
              Assert.assertEquals(0, q.poll(b));
              Assert.assertFalse(b[0]);
  
              Assert.assertTrue(q.isEmpty());
          }
      }
  }
  